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In this activity, learners extract DNA from a strawberry and discover that DNA is in the food they eat.

This modeling activity allows learners to discover for themselves what Mendel uncovered in his famous pea experiments.

This activity (on pages 7-13) has pairs of learners survey an array of similarities and differences between them.

In this activity, learners model directed evolution by making paper fly. Learners construct and fly paper airplanes.